DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerIncreasing fuel economy
Keep your engine tuned up.
Follow the recommended scheduled maintenance.
Keep the tires inflated to the correct pressure.
Low tire pressure increases tire wear
and lowers fuel economy.
Keep the wheels in correct alignment. Improper
alignment increases tire wear and
lowers fuel eco ...
RearView Monitor system limitations
WARNING
Listed below are the system limitations for
RearView Monitor. Failure to operate the
vehicle in accordance with these system
limitations could result in serious injury or
death.
The system cannot completely eliminate
blind spots and may not show every
object.
Underneath the bu ...
ECM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (unit side and connector
side).
- Models without automatic drive positione ...